---
title: "LAMBERT MICHAEL D — Ownership Dossier"
canonical: https://whiteintel.dev/entity/159a92fe-1132-59cf-929e-e5bf9d71ceae
json: https://whiteintel.dev/api/public/dossier/159a92fe-1132-59cf-929e-e5bf9d71ceae
identifier: sec:0001077820
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# LAMBERT MICHAEL D

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001077820`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/159a92fe-1132-59cf-929e-e5bf9d71ceae  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/159a92fe-1132-59cf-929e-e5bf9d71ceae  

## Ownership & control

### Holdings / subsidiaries

- **WESTERN DIGITAL CORP** (director) — https://whiteintel.dev/entity/c4997617-7b5e-5659-862b-fd933bbbdd88
- **VIGNETTE CORP** (director) — https://whiteintel.dev/entity/43bb231d-8e18-56ce-9782-6a4b89d83873

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **LAMBERT MICHAEL D**. Human view: https://whiteintel.dev/entity/159a92fe-1132-59cf-929e-e5bf9d71ceae · Structured JSON: https://whiteintel.dev/api/public/dossier/159a92fe-1132-59cf-929e-e5bf9d71ceae._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._